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-rw-r--r--tools/perf/util/util.h4
1 files changed, 0 insertions, 4 deletions
diff --git a/tools/perf/util/util.h b/tools/perf/util/util.h
index d61a6f037631..15004d211663 100644
--- a/tools/perf/util/util.h
+++ b/tools/perf/util/util.h
@@ -39,10 +39,6 @@
/* Approximation of the length of the decimal representation of this type. */
#define decimal_length(x) ((int)(sizeof(x) * 2.56 + 0.5) + 1)
-#if !defined(__APPLE__) && !defined(__FreeBSD__) && !defined(__USLC__) && !defined(_M_UNIX)
-#define _XOPEN_SOURCE 600 /* glibc2 and AIX 5.3L need 500, OpenBSD needs 600 for S_ISLNK() */
-#define _XOPEN_SOURCE_EXTENDED 1 /* AIX 5.3L needs this */
-#endif
#define _ALL_SOURCE 1
#define _GNU_SOURCE 1
#define _BSD_SOURCE 1